Communications Satellites: Hearings Before the Committee on Science and Astronautics, U.S. House of Representatives, Eighty-seventh Congress, First Session, May 8, 9, 10, and July 18, 1961, Volumes 1-2 |
From inside the book
Page 89
... receiver noise temperature = 75 ° K. ( h ) Satellite receiver noise temperature = 1,200 ° K. ( i ) Maximum range = 25,000 statute miles . 2.2 Numerical computation . 2.2.1 Insertion loss . It can be readily shown that the total ...
... receiver noise temperature = 75 ° K. ( h ) Satellite receiver noise temperature = 1,200 ° K. ( i ) Maximum range = 25,000 statute miles . 2.2 Numerical computation . 2.2.1 Insertion loss . It can be readily shown that the total ...
Page 236
... receiver . - The only expected interference propagation mode is free space propagation . Thus , it is .sufficient to examine sensitivity of a typical microwave receiver ( and antenna ) in comparison with the incoming free space signal ...
... receiver . - The only expected interference propagation mode is free space propagation . Thus , it is .sufficient to examine sensitivity of a typical microwave receiver ( and antenna ) in comparison with the incoming free space signal ...
Page 274
... Receiver noise temperature ---- 20 ° K. 40 ° K. 30 ° K. 10 ° K. 100 ° K. Total____ For the satellite receivers , the ... Receiver T.in degrees K dm in mes μ in mes B in mes Pr in dbw 300 voice channels ground receiver .. 100 15.2 19 TV ...
... Receiver noise temperature ---- 20 ° K. 40 ° K. 30 ° K. 10 ° K. 100 ° K. Total____ For the satellite receivers , the ... Receiver T.in degrees K dm in mes μ in mes B in mes Pr in dbw 300 voice channels ground receiver .. 100 15.2 19 TV ...
Contents
The Growth of the Concept | 12 |
2What segments of the radio spectrum are required | 18 |
Exhibit AThe SCORE Satellite Radio Relay System | 25 |
Copyright | |
9 other sections not shown
Common terms and phrases
active ADVENT agencies altitude ANFUSO antenna antenna gain antitrust application areas bandwidth basis booster BUSIGNIES cable CCIR CHAIRMAN channels commercial committee common carriers communica Communications Act communications satellite system companies competition Corp countries CRAVEN DINGMAN docket earth terminal echo suppressors Electric ENGSTROM equipment established facilities Federal Communications Commission frequency allocations FULTON going Government ground stations industry interference international communications joint venture KARTH launching Mc/s megacycles ment microwave miles military munications MURROW NASA noise operation orbit ownership PAIGE participation passive satellite point-to-point possible present problems proposed public interest question radio receiver regulation research and development RYAN satel satellite communications system signal solar cells space communications Space Council space radiocommunication space vehicles spectrum statement synchronous satellite technical telecommunications Telegraph Telesat television THAMES tion traffic transmission transmitter United WEBB